import tkinter as tk
import tkinter.ttk as ttk
from tkinter import dnd
from tkinter.dnd import DndHandler

root = tk.Tk()
root.geometry("300x300")
root.title("Hello World")

style = ttk.Style()
style.configure("BW.TLabel", foreground="black", background="white")

ttk.Button(text="Test", style="BW.TLabel").pack(side=tk.LEFT)
ttk.Button(text="Test", style="BW.TLabel").pack()



root.mainloop()